阅读说明：本技术 软式3d电子内窥镜系统 (Soft 3D electronic endoscope system ) 是由 徐漫涛 于 2019-10-09 设计创作，主要内容包括：本发明涉及一种软式3D电子内窥镜系统,具有内窥软镜、图像处理机箱及3D监视器,内窥软镜包括窥镜头、操作手柄和连接部,窥镜头通过主软管连接操作手柄前端,操作手柄后端与连接部管路连接,窥镜头内位于中间位置并排设有两个采集双路图像信号的CMOS图像传感器,操作手柄内设有用于将所述CMOS图像传感器采集的双路图像信号传输至图像处理机箱的第一信号收发芯片,图像处理机箱内具有接收第一信号收发芯片传输的双路图像信号并传输至3D监视器的第二信号收发芯片。本发明采用双CMOS图像传感器采集前端图像,通过拼接双路图像获得3D格式图像,配合3D监视器,可为医生提供立体感强,画面逼真的3D立体视觉图像,降低误操作概率与设备操作难度。(The invention relates to a soft 3D electronic endoscope system which comprises an endoscopic soft lens, an image processing case and a 3D monitor, wherein the endoscopic soft lens comprises an endoscopic lens, an operating handle and a connecting part, the endoscopic head is connected with the front end of the operating handle through a main hose, the rear end of the operating handle is connected with a pipeline of the connecting part, two CMOS image sensors for acquiring two-way image signals are arranged in the endoscopic head in parallel at the middle position, a first signal transceiving chip for transmitting the two-way image signals acquired by the CMOS image sensors to the image processing case is arranged in the operating handle, and a second signal transceiving chip for receiving the two-way image signals transmitted by the first signal transceiving chip and transmitting the two-way image signals to the 3D monitor is arranged in the image processing case. According to the invention, the double CMOS image sensors are adopted to acquire the front-end images, the 3D format images are obtained by splicing the two images, and the 3D monitor is matched, so that 3D stereoscopic vision images with strong stereoscopic impression and vivid pictures can be provided for doctors, and the misoperation probability and the equipment operation difficulty are reduced.)

1. A soft 3D electronic endoscope system is provided with an endoscopic soft lens and an image processing case which are connected by a line, and is characterized in that: the image processor case is connected with a 3D monitor through a line, the endoscopic soft lens comprises a peeping lens, an operating handle and a connecting part, the peeping lens is connected with the front end of the operating handle through the main hose, the rear end of the operating handle is connected with the connecting part pipeline, two CMOS image sensors for acquiring two-way image signals are arranged in the middle of the endoscope head side by side, a water vapor channel and an instrument channel are respectively arranged at two opposite sides of one opposite angle of the CMOS image sensor, a light source module is respectively arranged at two opposite sides of the other opposite angle of the CMOS image sensor, a first signal receiving and transmitting chip for transmitting the two-way image signal collected by the CMOS image sensor to the image processing case is arranged in the operating handle, the image processing case is internally provided with a second signal transceiving chip which receives the two-way image signal transmitted by the first signal transceiving chip and transmits the two-way image signal to the 3D monitor.

2. The flexible 3D electronic endoscope system according to claim 1, characterized by: the front end of the main hose is provided with a bending part, and the sight glass head is arranged at the front end of the bending part.

3. The flexible 3D electronic endoscope system according to claim 1, characterized by: the light source module is provided with two groups of optical fiber bundles which are distributed on two sides of the CMOS image sensor in a staggered mode, and the optical fiber bundles are respectively axially parallel to the instrument channel and the water vapor channel.

4. The flexible 3D electronic endoscope system according to claim 1, characterized by: the image processing case is internally provided with an image processing chip for carrying out subsequent processing on the two paths of image signals received by the second signal transceiver chip.

5. The flexible 3D electronic endoscope system according to claim 1, characterized by: the front end of the operating handle is provided with an inserting jaw, an inserting jaw is connected with an inserting jaw sealing cover, the rear end of the operating handle is sequentially provided with a left bending angle locking button, a right bending angle hand wheel, an upper bending angle hand wheel, a lower bending angle hand wheel, a water vapor button, a suction button, a freezing button and a remote control button, the front face of the rear end of the operating handle is provided with the upper bending angle locking button and the lower bending angle locking button, a first signal receiving and transmitting chip is arranged inside the rear end of the operating handle, and the tail end of the main hose is connected with the rear end of the operating handle.

6. The flexible 3D electronic endoscope system according to claim 1, characterized by: the connecting part is provided with a connecting seat, the front end of the connecting seat is provided with two light guide insertion pipes, the side surface of the rear end of the connecting seat is correspondingly provided with a water-air interface and a suction interface, the front surface of the rear end of the connecting seat is provided with a grounding terminal, the side surface of the middle part of the connecting seat is provided with a cable socket, and the cable socket is connected with a leakage detecting cover.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a soft 3D electronic endoscope system.

Background

The endoscope is a medical instrument applied to internal examination and treatment of a human body, and through the endoscopic examination, a doctor can timely find out an early-stage bad focus in a patient and excise the bad focus before canceration occurs.

Conventional 2D endoscopes typically employ a single CCD or CMOS image sensor to capture the front-end image. When a doctor uses an endoscope, the image viewed by the doctor is a two-dimensional image. The image information provided by the two-dimensional image is limited, the depth information is lost, the depth information of the image cannot be truly reflected, and the spatial position cannot be accurately judged. The above-mentioned lack of depth information cannot be compensated by improving the image quality and the color reproduction.

Because the real three-dimensional focus image cannot be reflected, when a doctor uses the traditional endoscope, the doctor is very easy to misjudge the depth relation between the focus and the surgical instrument, and further, the surgical risks of accidental bleeding, infection and the like are increased. The defects cause that the traditional endoscope has higher operation difficulty, higher requirements on the operation experience of doctors and longer learning curve of equipment. Is not beneficial to the wide application of the endoscope in clinic, and hinders the popularization and development of the endoscope technology in clinic.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects in the prior art, the invention provides a soft 3D electronic endoscope system, which is used for reducing the operation difficulty, truly reflecting a three-dimensional focus image and reducing accidental injury to a patient caused by misoperation.

The technical scheme adopted by the invention for solving the technical problems is as follows: a soft 3D electronic endoscope system comprises an endoscopic soft lens and an image processing case which are connected through a line, wherein the image processing case is connected with a 3D monitor through a line, the endoscopic soft lens comprises a peeping lens, an operating handle and a connecting part, the peeping lens is connected with the front end of the operating handle through a main hose, the rear end of the operating handle is connected with the connecting part through a pipeline, two CMOS image sensors for acquiring two-way image signals are arranged in the middle of the peeping lens in parallel, a water vapor channel and an instrument channel are arranged on two opposite sides of one opposite angle of the CMOS image sensor, a light source module is arranged on two opposite sides of the other opposite angle of the CMOS image sensor, a first signal transceiving chip for transmitting the two-way image signals acquired by the CMOS image sensor to the image processing case is arranged in the operating handle, and a second signal transceiving chip for receiving the two-way image signals transmitted by the first signal transceiving chip and transmitting the two-way image signals to the 3 And (4) a hairpin chip.

Furthermore, the front end of the main hose is provided with a bending part, and the sight glass head is arranged at the front end of the bending part.

preferably, the light source module has two groups of optical fiber bundles distributed on two sides of the CMOS image sensor in a staggered manner, and the optical fiber bundles are respectively axially parallel to the instrument channel and the water vapor channel.

The image processing case is internally provided with an image processing chip for carrying out subsequent processing on the two paths of image signals received by the second signal transceiver chip.

Specifically speaking, the operating handle front end be equipped with insert the jaw, insert and be connected with on the jaw and insert the sealed lid of pincers, the operating handle rear end is equipped with in proper order about bent angle locking button, about bent angle hand wheel and upper and lower bent angle hand wheel, operating handle rear end side is equipped with aqueous vapor button, attracts button, freezes button and remote control button in proper order, the bent angle locking button about the operating handle rear end front face is equipped with, first signal transceiver chip establishes inside the operating handle rear end, main hose end is connected with operating handle rear end side.

Specifically speaking, the connecting part have the connecting seat, two leaded light intubate are installed to the connecting seat front end, the connecting seat rear end side corresponds and is equipped with aqueous vapor interface and suction interface, the connecting seat rear end front face is equipped with ground terminal, the connecting seat middle part side is equipped with cable socket, the last leakage detection lid that is connected with of cable socket.

The invention has the beneficial effects that:

1. Adopt two CMOS image sensor to gather the front end image, the image is clear, and the color reduction degree is high, obtains 3D format image through concatenation double-circuit image, cooperates external 3D monitor and 3D glasses, can provide the third dimension for the doctor and reinforce, and the lifelike 3D stereovision image of picture reduces the maloperation probability and the equipment operation degree of difficulty.

2. The signal receiving and transmitting chips are arranged from the operating handle end to the image processing case end, so that long-distance lossless transmission of two paths of image signals can be realized, the soft endoscope has sufficient working distance and operating space, and the detection area and depth are expanded.

3. The dual light sources are adopted for illumination, so that the illumination is sufficient, the brightness is uniform, and the structural integration level is high.

4. The large-size instrument channel can accommodate various surgical instruments simultaneously, reduces the times of replacing the instruments by doctors in the surgical process, simplifies the surgical operation flow, thereby shortening the surgical time and reducing the pain of patients.

Drawings

The invention is further described with reference to the following figures and embodiments.

Fig. 1 is a schematic structural view of the present invention.

FIG. 2 is a schematic structural view of the front end face of the peeping lens of the present invention

Fig. 3 is a diagram of an image signal transmission route according to the present invention.

In the figure: 1. the endoscope comprises an endoscopic soft lens, 2 an image processing case, 3.3D monitors, 4 an endoscopic lens, 5 an operating handle, 6 a connecting part, 7 a bending part, 8 a main hose, 9 a plug-in jaw, 10 a plug-in jaw sealing cover, 11 a left and right bent angle locking button, 12 a left and right bent angle hand wheel, 13 an upper and lower bent angle hand wheel, 14 a water-gas button, 15 an attraction button, 16 a freezing button, 17 a remote control button, 18 an upper and lower bent angle locking button, 19 a connecting seat 20 a light guide insertion tube, 21 a water-gas interface, 22 an attraction interface, 23 a grounding terminal, 24 a cable socket, 25 a leakage detection cover, 26 a CMOS image sensor, 27 a water-gas channel, 28 an instrument channel and 29 a light source module.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

A flexible 3D electronic endoscope system as shown in fig. 1 and fig. 2, which has a flexible endoscope 1 and an image processor case 2 connected by a line, wherein the image processor case 2 is connected by a line with a 3D monitor 3, the flexible endoscope 1 comprises an endoscope head 4, an operating handle 5 and a connecting part 6, wherein the working part of the flexible endoscope 1 is composed of a bending part 7 and a main hose 8, and the bending part 7 and the main hose 8 can be sleeved in a hard outer sheath for matching use. The peeping lens 4 is connected with the front end of the operating handle 5 through the main hose 8, and the rear end of the operating handle 5 is connected with the connecting part 6 through a pipeline.

The front end of the operating handle 5 is provided with an inserting jaw 9, the inserting jaw 9 is connected with an inserting jaw sealing cover 10, the rear end of the operating handle 5 is sequentially provided with a left-right bend locking button 11, a left-right bend hand wheel 12 and an upper-lower bend hand wheel 13, the rear end side of the operating handle 5 is sequentially provided with a water-air button 14, an attraction button 15, a freezing button 16 and a remote control button 17, the front side of the rear end of the operating handle 5 is provided with an upper-lower bend locking button 18, and the tail end of the main hose 8 is connected with the rear end side of the operating handle 5.

The connecting part 6 is provided with a connecting seat 19, two light guide insertion pipes 20 are installed at the front end of the connecting seat 19, a water-air interface 21 and a suction interface 22 are correspondingly arranged on the side surface of the rear end of the connecting seat 19, a grounding terminal 23 is arranged on the front surface of the rear end of the connecting seat 19, a cable socket 24 is arranged on the side surface of the middle part of the connecting seat 19, and a leakage detecting cover 25 is connected onto the cable socket 24.

The operating handle 5 is used for realizing operations such as front-end visual angle adjustment, visual angle locking, cleaning, water absorption and the like of the endoscope soft lens. The light guide cannula 20 is used for connecting an external medical cold light source, the cannula jaw 9 is used for installing surgical instruments required in the operation, and the water-air interface 21 is respectively connected with an external air pump and a suction pump so as to supply the required gas injection and cleaning physiological saline in the operation process; the two remote control buttons 17, the up-down bending angle locking button 18, the up-down bending angle hand wheel 13, the left-right bending angle locking button 11 and the left-right bending angle hand wheel 12 are respectively used for controlling the left-right and up-down angle conversion and locking of the bending part 7, and the freezing button 16 is used for completely locking the operation of the peeping lens 4.

The endoscope head 4 is arranged at the front end of the bending part 7, two CMOS image sensors 26 for acquiring two paths of image signals are arranged in the endoscope head 4 in parallel at the middle position, the two eyes of a human are respectively simulated for acquiring the left path of image signal and the right path of image signal, and a transparent objective lens is arranged on the surface of the endoscope head 4 corresponding to the position of the CMOS image sensors 26.

A water vapor channel 27 and an instrument channel 28 are respectively arranged at two opposite sides of one diagonal of the CMOS image sensor 26, so that in order to reduce the number of times of replacing surgical instruments in an operation and shorten the operation time, the diameter of the instrument channel 28 should be enlarged as much as possible, for example, the diameter of the end face of the endoscope head 4 applied to the ureteroscope is 3mm, and the inner diameter of the instrument channel is generally 1.2 mm; the diameter of the end face of the endoscope head 4 applied to the colorectal endoscope is 13mm, the inner diameter of the instrument channel is 3.4mm, and meanwhile, the diameter of the water vapor channel 27 is not smaller than 3mm, so that tissue fluid and blood generated in the operation can be rapidly and timely sucked.

The two opposite sides of the other opposite corner of the CMOS image sensor 26 are respectively provided with a light source module 29, the rear end of the operating handle 5 is internally provided with a first signal transceiver chip for transmitting the two-way image signal acquired by the CMOS image sensor 26 to the image processing case 2, and the image processing case 2 is internally provided with a second signal transceiver chip for receiving the two-way image signal transmitted by the first signal transceiver chip and transmitting the two-way image signal to the 3D monitor 3.

The light source module 29 has two sets of optical fiber bundles staggered on both sides of the CMOS image sensor 26, and the optical fiber bundles are axially parallel to the instrument channel 28 and the water vapor channel 27, respectively. The optical fiber bundle rear end links to each other with the optical fiber interface in the operating handle 5 to switch on the lighting source that external light source box provided, the optical fiber bundle front end is through grinding formation level and smooth cross-section, makes the light source that provides even and sufficient.

The image processing case 2 is internally provided with an image processing chip for carrying out subsequent processing on the two paths of image signals received by the second signal transceiver chip.

As shown in fig. 3, the image signal transmission route diagram of the present invention is that two sets of ultra-fine high-definition CMOS image sensors 26 located on a peeping lens 4 respectively collect two left and right paths of A, B image signals, and then respectively transmit the collected image signals to the operating handle 5 through signal transceiver chips a1 and B1, and the operating handle 5 forwards the image signals to an external image processing case 2 through signal transceiver chipsets a2 and B2, so that the image processing chips perform image post-processing. In this embodiment, the image signal collected by the CMOS image sensor 26 is transmitted to the end of the operating handle 5 in the form of an MIPI signal, the signal transceiver chips a1 and B1 in the operating handle 5 can convert the received MIPI signal into an LVDS signal or an HD-SDI signal, and the signal transceiver chips a1 and B1 can be implemented by using a proprietary data bridge chip or FPGA developed by a third party company. Meanwhile, in this embodiment, the external image processing chassis 2 receives the LVDS signal or the HD-SDI signal converted and transmitted from the operating handle 5, and the signal transceiver chips a2 and B2 may use a proprietary data bridge chip or FPGA developed by a third party company to convert the LVDS signal or the HD-SDI signal into an MIPI signal, and then the image processing chip performs subsequent processing.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.